Senior Full Stack Engineer / ClimateTech / React + Ruby on Rails / NYC or Remote

Overview

Remote
On Site
USD 140,000.00 - 180,000.00 per year
Full Time

Skills

React.js
Energy
Ideation
Roadmaps
Sales
Web Development
Database Design
Management
Communication
Artificial Intelligence
Machine Learning (ML)
Backend Development
Ruby on Rails
Database Administration
Frontend Development
Product Design
Research
Insurance
Startups

Job Details

Senior Full-Stack Engineer

Join a mission-driven startup at the intersection of climate and fintech, dedicated to making sustainable building upgrades-like heat pumps, batteries, and EV chargers-more affordable and accessible. We are looking for a Senior Full-Stack Engineer to build products and features that empower contractor and manufacturer partners to accelerate the adoption of energy-efficient solutions.

This role is ideal for engineers who thrive in fast-paced environments, enjoy working across the entire stack, and want to make a direct impact in a high-growth startup. This is a hybrid position based in NYC with flexibility on leveling from Senior to Principal Engineer.
What You'll Do
  • Own end-to-end feature development, from ideation and planning through execution and deployment
  • Write and review code across the full stack while balancing quality and execution speed
  • Make key architectural decisions, define best practices, and manage technical debt
  • Work closely with the founding team to shape the product roadmap, understand customer pain points, and influence priorities
  • Gain exposure to all aspects of a startup, including sales, customer discovery, and strategy
Required Skills & Experience
  • 5+ years of experience in full-stack development, preferably with Ruby on Rails or similar frameworks
  • Strong understanding of modern web application development practices
  • Expertise in database design and management
  • Excellent communication skills and ability to work cross-functionally to balance product and technical requirements
  • Ownership mindset with the ability to operate in an ambiguous, fast-moving environment
  • Experience designing and scaling systems from 0 to 1 and beyond
  • Interest or experience in AI, ML, and LLMs is a plus
What You Will Be Doing Tech Breakdown
  • 50% Back-end development (Ruby on Rails, database management)
  • 50% Front-end development & full-stack architecture
Daily Responsibilities
  • 70% Hands-on development, coding, and reviewing
  • 20% Collaborating with product, design, and business teams
  • 10% Researching and implementing new technologies and best practices
The Offer
  • $140,000 - $180,000 salary (New York) + competitive equity package
  • Health, dental, and vision insurance
  • Unlimited PTO
  • A unique opportunity to join a mission-driven, fast-growing startup at the ground level
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

About Motion Recruitment Partners, LLC